Scenario 12-9 Jessica Makes Photo Frames.She Spends $5 on the Materials for Materials

Scenario 12-9
Jessica makes photo frames.She spends $5 on the materials for each photo frame.She can create one photo frame in an hour.She earns $10 per hour at a part-time job at the local coffee shop.She can sell a photo frame for $30 each.
-Refer to Scenario 12-9.An economist would calculate the total cost for one photo frame to be

A) $5.
B) $10.
C) $15.
D) $25.